Testimonials

Maryland’s Leading Automotive Repair Specialists

Doug & Billy Hillmuth

Hillmuth Certified Automotive is a family-owned auto repair business, proudly serving Maryland since 1978. We have four convenient auto service locations in Gaithersburg, Columbia, Clarksville, and Glenwood, MD. Each of our locations is staffed with experienced mechanics and technicians to provide you with quality automotive repair and maintenance for all makes and models of cars, trucks, SUVs, and RVs.

Automotive services we provide include:

Replace Turn Drums

Complete Automatic Transmission Services

Check Brakes, Clean and adjust

Brake Fluid Flush and Change

Power Steering Fluid Service

Maintenance, Replace Spark Plugs

Fuel Motorvac Service

and more…

Emissions

Maryland State Inspection

Complete Fuel Systems Services

Four Wheel Alignment

Induction System Cleaning

Complete Cooling System Service

Air Conditioning Service

Brake Service

Replace Brake Shoes

Our goal at Hillmuth is to build long-term relationships with our customers and we strive to provide you with the best automotive care in Maryland. For all your automotive service needs, trust Hillmuth Certified Automotive, where your satisfaction is guaranteed!